Ontwa Township, Michigan

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Ontwa Township, Michigan
Ontwa Township, Michigan is located in Michigan
Ontwa Township, Michigan
Ontwa Township, Michigan
Location within the state of Michigan
Coordinates: 41°47′45″N 86°3′12″W / 41.79583°N 86.05333°W / 41.79583; -86.05333Coordinates: 41°47′45″N 86°3′12″W / 41.79583°N 86.05333°W / 41.79583; -86.05333
Country United States
State Michigan
County Cass
 • Total 21.0 sq mi (54.3 km2)
 • Land 19.5 sq mi (50.6 km2)
 • Water 1.5 sq mi (3.8 km2)
Elevation 797 ft (243 m)
Population (2000)
 • Total 5,865
 • Density 300.4/sq mi (116.0/km2)
Time zone Eastern (EST) (UTC-5)
 • Summer (DST) EDT (UTC-4)
FIPS code 26-60900[1]
GNIS feature ID 1626852[2]

Ontwa Township is a civil township of Cass County in the U.S. state of Michigan. The population was 5,865 at the 2000 census.


According to the United States Census Bureau, the township has a total area of 21.0 square miles (54 km2), of which, 19.5 square miles (51 km2) of it is land and 1.5 square miles (3.9 km2) of it (6.91%) is water.


As of the census[1] of 2000, there were 5,865 people, 2,392 households, and 1,683 families residing in the township. The population density was 300.4 per square mile (115.9/km²). There were 2,653 housing units at an average density of 135.9 per square mile (52.4/km²). The racial makeup of the township was 96.78% White, 0.31% African American, 0.84% Native American, 0.27% Asian, 0.03% Pacific Islander, 0.26% from other races, and 1.52% from two or more races. Hispanic or Latino of any race were 0.85% of the population.

There were 2,392 households out of which 30.6% had children under the age of 18 living with them, 56.1% were married couples living together, 9.2% had a female householder with no husband present, and 29.6% were non-families. 24.2% of all households were made up of individuals and 9.9% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.88.

In the township the population was spread out with 24.9% under the age of 18, 6.4% from 18 to 24, 29.4% from 25 to 44, 25.0% from 45 to 64, and 14.4% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 101.7 males. For every 100 females age 18 and over, there were 99.7 males.

The median income for a household in the township was $43,488, and the median income for a family was $50,364. Males had a median income of $36,601 versus $28,265 for females. The per capita income for the township was $21,691. About 4.5% of families and 5.7% of the population were below the poverty line, including 7.5% of those under age 18 and 4.1% of those age 65 or over.